chore(main): release 1.3.0

[github-actions]

🤖 I have created a release beep boop

1.3.0 (2026-01-29)

Features

• add happened at and extra fields to memory item (#262) (77938e9)
• add proactive example (#268) (d3d1de1)
• add Sealos support agent use case (Track G) (#255) (8fbdf3c)
• integrate LazyLLM to provide more llm services (#265) (c03f639)
• integrations: Add LangGraph Adapter for MemU (Track A) (#258) (50b5502)
• llm: add Grok (xAI) integration (#179) (#236) (1e16309)
• Openrouter integration as backend provider (#182) (cba667a)

Bug Fixes

• memory type & proactive example (#272) (710f14d)
• proactive examples (#273) (603ae12)

Documentation

• Add link to memU bot (#276) (2f84231)
• multilingual readme (#271) (200f47a)
• Update memU bot link to include full URL (#277) (6874eaf)
• update readme (#266) (16ae534)
• update README (#270) (b531d39)

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[github-actions]

🤖 Created releases:

• v1.3.0

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